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annotate include/mb_types.h @ 260:29acbd8a0dd0

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Integrate sh_image with svg2code.py. diff -r e8a784a306d0 examples/svg2code_ex/dsc_3241.png Binary file examples/svg2code_ex/dsc_3241.png has changed diff -r e8a784a306d0 examples/svg2code_ex/dsc_3241.png Binary file examples/svg2code_ex/dsc_3241.png has changed
author Thinker K.F. Li <thinker@branda.to>
date Fri, 23 Jan 2009 23:00:23 +0800
parents 50d253d0fcba
children 2469f8d23658
rev   line source
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1 #ifndef __MB_TYPES_H_
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2 #define __MB_TYPES_H_
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4 #include <cairo.h>
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5 #include "mb_tools.h"
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6 #include "mb_observer.h"
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7 #include "mb_prop.h"
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8
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9 typedef float co_aix;
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10 typedef struct _shape shape_t;
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11 typedef struct _geo geo_t;
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12 typedef struct _area area_t;
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13 typedef struct _shnode shnode_t;
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14 typedef struct _paint paint_t;
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15 typedef struct _mb_obj mb_obj_t;
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e01acb80f0e7 Define mb_sprite_t
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16 typedef struct _mb_sprite mb_sprite_t;
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17
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18 struct _redraw_man;
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20 /* \defgroup mb_obj_grp Object type
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21 * @{
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22 */
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23 /*! \brief MadButterfly object.
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24 *
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25 * All objects (coord and shapes) should have mb_obj_t as first member
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26 * variable. obj_type is used to identify type of an object. Please,
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27 * use MBO_TYPE() to return this value. MBO_TYPE() will type-casting the
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28 * object to mb_obj_t and return obj_type.
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29 *
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30 * mb_obj_t should be initialized with mb_obj_init() and destroied with
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31 * mb_obj_destroy().
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32 */
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33 struct _mb_obj {
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34 int obj_type; /*!< \brief Type of a MadButterfly object. */
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35 mb_prop_store_t props; /*!< Initialized by rdman. */
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36 };
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37
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38 enum { MBO_DUMMY,
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39 MBO_COORD,
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40 MBO_SHAPES=0x1000, /*! \note Don't touch this. */
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41 MBO_PATH,
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42 MBO_TEXT,
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43 MBO_RECT,
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44 MBO_IMAGE
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45 };
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46 #define MBO_CLASS_MASK 0xf000
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47 #define MBO_CLASS(x) (((mb_obj_t *)(x))->obj_type & MBO_CLASS_MASK)
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48 /*! \brief Return type of a MadBufferly object. */
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49 #define MBO_TYPE(x) (((mb_obj_t *)(x))->obj_type)
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50 #define IS_MBO_SHAPES(obj) (MBO_CLASS(obj) == MBO_SHAPES)
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51 #define IS_MBO_COORD(obj) (MBO_TYPE(obj) == MBO_COORD)
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52 #define mb_obj_init(obj, type) \
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53 do { \
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54 ((mb_obj_t *)(obj))->obj_type = type; \
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55 } while(0)
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56 #define mb_obj_destroy(obj)
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57 #define mb_obj_prop_store(obj) (&(obj)->props)
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60 /* @} */
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61
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62 /*! \brief Base of paint types.
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63 *
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64 * Paints should be freed by users by calling rdman_paint_free() of
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65 * the paint.
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66 *
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67 * To define a foo paint, it should define a rdman_paint_foo_new()
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68 * function. It return a paint object.
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69 *
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70 * \todo move member functions to a seperate structure and setup a
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71 * singleton for each paint type.
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72 */
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73 struct _paint {
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74 int flags;
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75 void (*prepare)(paint_t *paint, cairo_t *cr);
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76 void (*free)(struct _redraw_man *rdman, paint_t *paint);
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77 STAILQ(shnode_t) members;
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78 paint_t *pnt_next; /*!< \brief Collect all paints of a rdman. */
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79 };
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80
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81 #define PNTF_FREE 0x1
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82
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83 struct _shnode {
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84 shape_t *shape;
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85 shnode_t *next;
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86 };
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87
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88 struct _area {
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89 co_aix x, y;
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90 co_aix w, h;
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91 };
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92
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93 /*! \brief Geometry data of a shape or a group of shape.
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94 */
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95 struct _geo {
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96 #ifdef GEO_ORDER
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97 unsigned int order;
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98 #endif
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99 unsigned int flags;
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100 shape_t *shape;
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101 geo_t *coord_next; /*!< \brief Link all member geos together. */
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102
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103 area_t *cur_area, *last_area;
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104 area_t areas[2];
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105
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106 subject_t *mouse_event;
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107 };
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108 #define GEF_DIRTY 0x1
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109 #define GEF_HIDDEN 0x2 /*!< The geo is hidden. */
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110 #define GEF_FREE 0x4
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111 #define GEF_OV_DRAW 0x8 /*!< To flag drawed for a overlay testing. */
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112
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113 extern int areas_are_overlay(area_t *r1, area_t *r2);
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114 extern void area_init(area_t *area, int n_pos, co_aix pos[][2]);
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115 #define _in_range(a, s, w) ((a) >= (s) && (a) < ((s) + (w)))
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116 #define area_pos_is_in(area, _x, _y) \
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117 (_in_range(_x, (area)->x, (area)->w) && \
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118 _in_range(_y, (area)->y, (area)->h))
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119 extern void geo_init(geo_t *g);
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120 extern void geo_from_positions(geo_t *g, int n_pos, co_aix pos[][2]);
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121 extern void geo_mark_overlay(geo_t *g, int n_others, geo_t **others,
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122 int *n_overlays, geo_t **overlays);
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123 #define geo_get_shape(g) ((g)->shape)
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124 #define geo_get_shape_safe(g) ((g)? (g)->shape: NULL)
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125 #define geo_set_shape(g, sh) do {(g)->shape = sh;} while(0)
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126 #define geo_pos_is_in(g, _x, _y) area_pos_is_in((g)->cur_area, _x, _y)
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127 #define geo_get_area(g) ((g)->cur_area)
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128 #define geo_get_flags(g, mask) ((g)->flags & (mask))
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129 #define geo_set_flags(g, mask) do {(g)->flags |= mask;} while(0)
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130 #define geo_clear_flags(g, mask) do {(g)->flags &= ~(mask);} while(0)
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131
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132
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133 /*! \brief A coordination system.
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134 *
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135 * It have a transform function defined by matrix to transform
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136 * coordination from source space to target space.
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137 * Source space is where the contained is drawed, and target space
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138 * is where the coordination of parent container of the element
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139 * represented by this coord object.
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140 *
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141 * \dot
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142 * digraph G {
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143 * graph [rankdir=LR];
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144 * root -> child00 -> child10 -> child20 [label="children" color="blue"];
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145 * child00 -> child01 -> child02 [label="sibling"];
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146 * child10 -> child11 [label="sibling"];
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147 * }
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148 * \enddot
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149 */
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150 typedef struct _coord {
196
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151 mb_obj_t obj;
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152 unsigned int order;
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153 unsigned int flags;
138
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154 co_aix opacity;
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155 /*! Own one or inherit from an ancestor.
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156 * Setup it when clean coords.
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157 * \sa
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158 * - \ref COF_OWN_CANVAS
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159 * - \ref redraw
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160 */
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161 cairo_t *canvas;
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162 area_t *cur_area, *last_area;
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163 area_t areas[2];
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164
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165 co_aix matrix[6];
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166 co_aix aggr_matrix[6];
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167
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168 struct _coord *parent;
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169 STAILQ(struct _coord) children;
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170 struct _coord *sibling;
138
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171 unsigned int before_pmem; /*!< \brief The coord is before nth member
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172 * of parent. */
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173
139
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174 int num_members;
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175 STAILQ(geo_t) members; /*!< \brief All geo_t members in this coord. */
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176
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177 subject_t *mouse_event;
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178 } coord_t;
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179 #define COF_DIRTY 0x1
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180 #define COF_HIDDEN 0x2 /*!< A coord is hidden. */
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181 #define COF_OWN_CANVAS 0x4 /*!< A coord owns a canvas or inherit it
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182 * from an ancestor.
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183 */
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184 #define COF_SKIP_TRIVAL 0x8 /*!< temporary skip descendants
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185 * when trivaling.
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186 */
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187 #define COF_FREE 0x10
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188
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189 extern void coord_init(coord_t *co, coord_t *parent);
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190 extern void coord_trans_pos(coord_t *co, co_aix *x, co_aix *y);
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191 extern co_aix coord_trans_size(coord_t *co, co_aix size);
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192 extern void compute_aggr_of_coord(coord_t *coord);
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193 extern void update_aggr_matrix(coord_t *start);
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194 extern coord_t *preorder_coord_subtree(coord_t *root, coord_t *last);
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195 extern coord_t *postorder_coord_subtree(coord_t *root, coord_t *last);
151
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196 #define preorder_coord_skip_subtree(sub) \
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197 do { (sub)->flags |= COF_SKIP_TRIVAL; } while(0)
160
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198 #define coord_hide(co) \
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199 do { \
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200 (co)->flags |= COF_HIDDEN; \
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201 } while(0)
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202 #define coord_show(co) do { co->flags &= ~COF_HIDDEN; } while(0)
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203 #define coord_get_mouse_event(coord) ((coord)->mouse_event)
257
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204 #define coord_get_aggr_matrix(coord) ((coord)->aggr_matrix)
232
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205 #define FOR_COORDS_POSTORDER(coord, cur) \
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206 for((cur) = postorder_coord_subtree((coord), NULL); \
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207 (cur) != NULL; \
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208 (cur) = postorder_coord_subtree((coord), (cur)))
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209 #define FOR_COORDS_PREORDER(coord, cur) \
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210 for((cur) = (coord); \
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211 (cur) != NULL; \
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212 (cur) = preorder_coord_subtree((coord), (cur)))
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213
222
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214 /*! \brief Coord operation function
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215 * These functions are used to move and scale the coord_t. Programmers should use these functions instead of using the matrix directly.
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216 * The x,y,sx,sy are all in co_aix type.
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217 *
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218 */
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219 #define coord_move(co,x,y) do {(co)->matrix[2] = (x); (co)->matrix[5] = (y);} while(0)
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220 #define coord_set_scalex(ci,sx) do {(co)->matrix[0] = sx;} while(0)
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221 #define coord_set_scaley(ci,sy) do {(co)->matrux[3] = sy;} while(0)
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222 #define coord_scalex(ci) ((co)->matrix[0])
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223 #define coord_scaley(ci) ((co)->matrix[3])
223
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224 #define coord_x(ci) ((co)->matrix[2])
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225 #define coord_y(ci) ((co)->matrix[5])
232
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226 #define FOR_COORD_MEMBERS(coord, geo) \
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227 for(geo = STAILQ_HEAD((coord)->members); \
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228 geo != NULL; \
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229 geo = STAILQ_NEXT(geo_t, coord_next, geo))
235
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230 #define FOR_COORD_SHAPES(coord, shape) \
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231 for(shape = geo_get_shape_safe(STAILQ_HEAD((coord)->members)); \
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232 shape != NULL; \
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233 shape = geo_get_shape_safe(STAILQ_NEXT(geo_t, coord_next, \
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234 sh_get_geo(shape))))
232
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235 #define coord_get_area(coord) ((coord)->cur_area)
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236
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237 /*! \brief A grahpic shape.
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238 *
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239 * \dot
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240 * digraph G {
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241 * "shape" -> "coord";
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242 * "shape" -> "geo";
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243 * "geo" -> "shape";
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244 * "coord" -> "shape" [label="members"]
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245 * "shape" -> "shape" [label="sibling"];
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246 * }
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247 * \enddot
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248 */
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249 struct _shape {
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250 mb_obj_t obj;
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251 geo_t *geo;
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252 coord_t *coord;
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253 paint_t *fill, *stroke;
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254 co_aix stroke_width;
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255 int stroke_linecap:2;
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256 int stroke_linejoin:2;
159
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257 struct _shape *sh_next; /*!< Link all shapes of a rdman together. */
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258 void (*free)(shape_t *shape);
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259 };
196
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260 /* enum { SHT_UNKNOW, SHT_PATH, SHT_TEXT, SHT_RECT }; */
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261
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262 #define sh_get_mouse_event_subject(sh) ((sh)->geo->mouse_event)
160
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263 #define sh_hide(sh) \
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264 do { \
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265 (sh)->geo->flags |= GEF_HIDDEN; \
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266 } while(0)
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267 #define sh_show(sh) \
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268 do { \
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269 (sh)->geo->flags &= ~GEF_HIDDEN; \
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270 } while(0)
232
527894c2ad39 Add functions for collision test.
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271 #define sh_get_geo(sh) ((sh)->geo)
235
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272 #define sh_get_geo_safe(sh) ((sh)? (sh)->geo: NULL)
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273 #define sh_get_flags(sh, mask) geo_get_flags(sh_get_geo(sh), mask)
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274 #define sh_set_flags(sh, mask) geo_set_flags(sh_get_geo(sh), mask)
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275 #define sh_clear_flags(sh, mask) geo_clear_flags(sh_get_geo(sh), mask)
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276 #define sh_pos_is_in(sh, x, y) geo_pos_is_in(sh_get_geo(sh), x, y)
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277 #define sh_get_area(sh) geo_get_area(sh_get_geo(sh))
257
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278 #define sh_get_coord(sh) ((sh)->coord)
260
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279 #define sh_get_fill(sh) ((sh)->fill)
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280 #define sh_get_stroke(sh) ((sh)->stroke)
140
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281
12
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282
208
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283 /*! \brief A sprite is a set of graphics that being an object in animation.
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284 *
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285 * A sprite include graphics comprise an object. For example, a tank, in
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286 * example tank, is comprised a set of graphics that is represented as a
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287 * sprite.
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288 */
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289 struct _mb_sprite {
209
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290 void (*free)(mb_sprite_t *);
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291 mb_obj_t *(*get_obj_with_name)(mb_sprite_t *sprite, const char *id);
241
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292 /*! Return non-zero for error. */
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293 int (*goto_scene)(mb_sprite_t *sprite, int scene_no);
208
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294 };
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295
211
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296 #define MB_SPRITE_FREE(sprite) ((mb_sprite_t *)(sprite))->free(sprite)
241
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297 #define MB_SPRITE_GET_OBJ(sprite, name) \
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298 ((mb_sprite_t *)(sprite))->get_obj_with_name((mb_sprite_t *)(sprite), \
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299 (name))
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300 #define MB_SPRITE_GOTO_SCENE(sprite, scene_no) \
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301 ((mb_sprite_t *)(sprite))->goto_scene((mb_sprite_t *)(sprite), scene_no)
211
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302
210
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303
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304 /*! \defgroup mb_sprite_lsym Sprite with linear symbol table.
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305 * @{
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306 */
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307 struct _mb_sprite_lsym_entry {
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308 const char *sym;
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309 const int offset;
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310 };
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311 typedef struct _mb_sprite_lsym_entry mb_sprite_lsym_entry_t;
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312
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313 /*! \brief A sub-type of mb_sprite_t with linear symbol table.
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314 *
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315 * This type of sprite search symbols with linear/or binary searching.
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316 */
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317 struct _mb_sprite_lsym {
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318 mb_sprite_t sprite;
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319 int num_entries;
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320 mb_sprite_lsym_entry_t *entries;
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321 };
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322 typedef struct _mb_sprite_lsym mb_sprite_lsym_t;
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323
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324 /* @} */
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325
5
9c331ec9e210 SVG path is partially supported
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326 #endif /* __MB_TYPES_H_ */